#ifndef OFFLINEMESSAGEMODEL_H
#define OFFLINEMESSAGEMODEL_H
#include<string>
#include<vector>
using namespace std;
//离线消息表的操作
class OfflineMsgModel{
public:
    //存储用户的离线消息
    void insert(int userid,std::string msg);
    //删除用户的离线消息
    void remove(int userid);
    //查询用户的离线消息
    std::vector<std::string> query(int userid);
};
#endif